Simplify the expression.
1/2
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Write the compound statement in symbols. Then construct a truth table for the symbolicstatement.Let r = "The food is good," p = "I eat too much,"q = "I'll exercise."If the food is good, then I eat too much.
A. r ? p
| T | T | F |
| T | F | T |
| F | T | T |
B. r ? p
| T | T | T |
| T | F | F |
| F | T | T |
C. p ? r
| T | T | T |
| T | F | T |
| F | T | F |
D. p ? r
| T | T | T |
| T | F | F |
| F | T | T |
Mathematics
Collect like terms.7.8a + 8.2b - 1.2a - 2.1b
A. 9.0a + 10.3b B. 6.6a + 6.1b C. 6.6a + 10.3b D. -6.6a + 6.1b
Mathematics
Find the sum of the indicated terms of the geometric sequence.-10, 40, -160 ... (to 6 terms)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.The following scatter diagram shows heights (in inches) of children and their ages.Height (inches)
Age (years)What is the expected height range for a 2-year old child?
A. 35-45 inches B. 40-50 inches C. 25-38 inches D. 20-30 inches
Mathematics